Whole Foods - The upscale grocery chain posted earnings of 38 cents a share, a penny above expectations, while revenue fell short of estimates at $3.06 billion, versus estimates for $3.09 billion. Meanwhile, the company lifted its full-year earnings guidance to above current estimates. Shares slid in extended-hours trading.

Yelp - The rating and review services website posted a loss of a penny a share on revenue of $55 million, topping forecasts for a loss of 4 cents a share on sales of $53 million. Shares soared in extended-hours trading.

Allstate - The insurance company posted earnings of $1.12 a share on revenue of $7.15 billion, easily beating projections for 98 cents a share on sales of $7 billion. Shares rose in extended-hours trading.

Metlife - The financial services and insurance company reported earnings of $1.44 a share, excluding one-time items, topping estimates for $1.33 a share, while revenue was lighter than expected at $17.04 billion, versus Wall Street expectations for $17.33 billion.

Boston Beer - The beer manufacturer posted earnings of $1.45 a share on sales of $181 million, beating estimates for $1.35 a share on revenue of $175 million. In addition, the company raised its full-year earnings outlook. Shares were temporarily halted in extended-hours trading.

Marriott - The hotel chain reported earnings of 57 cents a share, in line with estimates, while revenue edged past expectations at $3.26 billion versus $3.21 billion. In addition, the company handed in current-quarter and full-year earnings guidance that missed Street expectations. Shares declined in extended-hours trading.

Shutterfly - The photo publishing website posted a loss of 29 cents a share on sales of $133 million, topping estimates for a loss of 54 cents a share on revenue of $122 million. Meanwhile, the company handed in current-quarter guidance that was lighter than expected. Still, shares climbed in extended-hours trading.